Question: Which is the fictional analog of the source of inspiration of Captain Ahab?
Paraphrase: Which is the anecdotal analog of the source of motivation of Captain Ahab?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q2630009 wdt:P941 ?X . ?X wdt:P1074 ?answer}
Answer: Amleth, Macbeth, Leir of Britain